234308047 has 2 divisors, whose sum is σ = 234308048. Its totient is φ = 234308046.

The previous prime is 234308029. The next prime is 234308069. The reversal of 234308047 is 740803432.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234308047 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234308017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117154023 + 117154024.

It is an arithmetic number, because the mean of its divisors is an integer number (117154024).

Almost surely, 2^234308047 is an apocalyptic number.

234308047 is a deficient number, since it is larger than the sum of its proper divisors (1).

234308047 is an equidigital number, since it uses as much as digits as its factorization.

234308047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 234308047 is about 15307.1240603844. The cubic root of 234308047 is about 616.4943035524.

The spelling of 234308047 in words is "two hundred thirty-four million, three hundred eight thousand, forty-seven".